ZIP Code 60044 — Lake Bluff, IL
60044 is a standard (street delivery) ZIP code serving Lake Bluff, Illinois, in Lake County. To mail something here you only need these five digits — but the four-digit extension narrows delivery to a single point, and it is what USPS bulk postage discounts are priced on.
ZIP code 60044 at a glance
| ZIP code | 60044 |
|---|---|
| Primary city | Lake Bluff |
| State | Illinois (IL) |
| County | Lake FIPS 17097 |
| ZIP type | Standard (street delivery) |
| Time zone | America/Chicago |
| Population | 10,312 |
| Coordinates | 42.284200, -87.863920 |
How ZIP+4 works in 60044
The four digits after the hyphen encode a delivery segment inside 60044. In practice one segment usually means:
- One side of one block — odd numbers on a street between two cross streets
- A single large building, or one floor of it
- A group of PO boxes, sometimes a single box
- A single business that receives enough mail to warrant its own code
That is why 60044 has no single ZIP+4: two neighbors across the street from each other usually have different ones. Enter a street address above and we will return the exact nine-digit code along with the standardized USPS address format.
Nearby ZIP codes
Showing the closest twelve. See every ZIP code within 25 miles of 60044.
| ZIP | City | Distance |
|---|---|---|
| 60088 | Great Lakes, IL | 1.7 mi |
| 60064 | North Chicago, IL | 2.7 mi |
| 60045 | Lake Forest, IL | 3.2 mi |
| 60048 | Libertyville, IL | 4.3 mi |
| 60085 | Waukegan, IL | 4.9 mi |
| 60040 | Highwood, IL | 6 mi |
| 60061 | Vernon Hills, IL | 6 mi |
| 60069 | Lincolnshire, IL | 6.8 mi |
| 60031 | Gurnee, IL | 7.4 mi |
| 60035 | Highland Park, IL | 7.5 mi |
| 60015 | Deerfield, IL | 7.7 mi |
| 60087 | Waukegan, IL | 8.3 mi |
Questions about 60044
What is the ZIP+4 code for 60044?
60044 is the five-digit ZIP code. The ZIP+4 adds four more digits that identify a specific delivery point — usually one side of a city block, a single building, or a group of PO boxes. Because those four digits change from address to address within 60044, you need to look up a specific street address to get them.
What city is 60044?
60044 is assigned to Lake Bluff, Illinois, in Lake County.
Do I need to use the ZIP+4?
It is optional for ordinary mail, but it speeds up sorting and it is required for most USPS bulk-mail postage discounts. Many address-verification and e-commerce systems also use ZIP+4 to confirm a delivery point exists.
Need thousands of these?
Upload a CSV and get ZIP+4, county, carrier route, and delivery-point data appended to every row — or call the API directly.